Oil filled heater



1. Oil filled heater

1.1 : Front

1.2 : Back

1.3 : Left

1.4 : Right

1.5 : Top

1.6 : Bottom

1.7 : Perspective

1.8 : Reference view

The reproduction 1.8 is a reference view and forms no part of the claimed design.

The areas within the broken line perimeters shown in the figure reproductions are not considered to be a part of the claimed design. 

CLAIM The ornamental design for an oil filled heater, as shown and described. 